Science

Wednesday, 17 June 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Amber
It is made up of about 78% carbon, 10% hydrogen, and 11% oxygen.
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Tears
Tears are primarily made of water.
They also consist of fatty oils, salt, and proteins.
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NASA
The first NASA Space Shuttle, Columbia, at the end of its final flight on February 1st, 2003, disintegrated upon reentry, which resulted in the death of all seven members of the crew.
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Anorexia Nervosa
Anorexia nervosa, often referred to simply as anorexia, is an eating disorder.
The disorder is characterized by low weight, restricted eating, body image disturbances, fear of gaining weight, and an overwhelming desire to be thin. Attempts to lose weight can lead to starvation.
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Silver
Silver is also used in the production of electrical and electronic equipment, high-voltage contacts, solder, high-capacity silver-zinc and silver-cadmium batteries, and photovoltaic cells.
Silver is the only catalyst that allows the conversion of ethylene into ethylene oxide, which then undergoes hydrolysis to produce ethylene glycol, used to produce polyester.
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Mushrooms
They can be very expensive.
The most valuable mushrooms are the white truffles. For a 1.5 kg specimen was paid 330,000$.
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Milky Way
The Milky Way is a barred spiral galaxy of type SBbc.
A bright band of stars, gas, and dust runs through the center of the galaxy (forming a bar), with ar ...
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Anorexia Nervosa
Despite the literal translation of the term, the feeling of hunger is very often present in a person with this disorder.
Pathological control of this feeling, the need to eat, is a source of satisfaction for the patient.
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Fungi
There are fungi that hunt animals.
An example of such a mushroom is the oyster mushroom. If it lacks protein, it hunts for nematodes by ...
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Liver
It is responsible for blood production in fetal life.
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17 facts about Titan
17 facts about Titan
The largest of Saturn’s satellites
Titan is the only moon in the Solar System with such a dense atmosphere. It is the second largest moon in the Solar System after Ganymede (Jupiter III ...
18 facts about amber
18 facts about amber
Fossilized tree resin
Amber is one of the most interesting natural products. It looks like a gemstone, but it is a fossilized tree resin from ancient trees dating back mill ...
16 facts about liver
16 facts about liver
24/7 laboratory
The liver is one of the most essential human organs. It is extensively multitasking—it produces, filtrates, converts, and stores. It is thanks to the ...
29 facts about NASA
29 facts about NASA
For the Benefit of All
The Cold War, although a grim period in world history, brought an intense rivalry in a space race between the U.S., and the Soviet Union. As a result, ...
16 facts about Aurora
16 facts about Aurora
Northern light that has delighted people for centuries
Auroras can be different. Sometimes it is bright and dancing, shimmering with different colors, sometimes it appears still. It has always fascinated p ...
19 facts about Brain
19 facts about Brain
Organic supercomputer
The brain is one of the most important and most fascinating and complex organs in the human body. It is an incredibly plastic command center that over ...
16 facts about Phobos
16 facts about Phobos
The larger of two moons of Mars
We do not know the exact origin of this satellite. We know, however, that it is dangerously close to its planet and is in for a catastrophe. It is not ...
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